World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Monchweiler | DEMWW | Germany |
| Moncton | CAMNT | Canada |
| Mondello, Palermo | ITMND | Italy |
| Mondorf | DEMNF | Germany |
| Mondragone | ITODG | Italy |
| Monein | FRZXN | France |
| Monemvasía | GRMON | Greece |
| Monestier | FRXVF | France |
| Moneypoint | IEMOT | Ireland |
| Monfalcone | ITMNF | Italy |